Twenty units of Potatoes weights (in kilograms) 0.88; 1.33; 1.22;0.68;1.48;0.98; 0.28;1.22;1.68;0.77; 0.89; 1.11; 1.22; 1.77; 0.55; 0.62 ; 0.19; 0.99; 1.44;1.99. questions 1. what is the modal weight, mean and median 2. if I picked a potato at random, what is the probability the Potatoe weighs at least a) 1.1 kg, b). more than 3.5kg, c) below 0.50kg 3. what is the Variance of the weight. Interprete it